/* =========================================================================
    Unity - A Test Framework for C
    ThrowTheSwitch.org
    Copyright (c) 2007-25 Mike Karlesky, Mark VanderVoord, & Greg Williams
    SPDX-License-Identifier: MIT
========================================================================= */

#ifndef UNITY_MEMORY_OVERRIDES_H_
#define UNITY_MEMORY_OVERRIDES_H_

#ifdef __cplusplus
extern "C" {
#endif

#include <stddef.h>

#ifdef UNITY_EXCLUDE_STDLIB_MALLOC
/* Define this macro to remove the use of stdlib.h, malloc, and free.
 * Many embedded systems do not have a heap or malloc/free by default.
 * This internal unity_malloc() provides allocated memory deterministically from
 * the end of an array only, unity_free() only releases from end-of-array,
 * blocks are not coalesced, and memory not freed in LIFO order is stranded. */
#ifndef UNITY_INTERNAL_HEAP_SIZE_BYTES
#define UNITY_INTERNAL_HEAP_SIZE_BYTES 256
#endif
#endif

/* These functions are used by Unity to allocate and release memory
 * on the heap and can be overridden with platform-specific implementations.
 * For example, when using FreeRTOS UNITY_MALLOC becomes pvPortMalloc()
 * and UNITY_FREE becomes vPortFree(). */
#if !defined(UNITY_MALLOC) || !defined(UNITY_FREE)
#include <stdlib.h>
#define UNITY_MALLOC(size) malloc(size)
#define UNITY_FREE(ptr) free(ptr)
#else
extern void* UNITY_MALLOC(size_t size);
extern void  UNITY_FREE(void* ptr);
#endif

#define malloc unity_malloc
#define calloc unity_calloc
#define realloc unity_realloc
#define free unity_free

void* unity_malloc(size_t size);
void* unity_calloc(size_t num, size_t size);
void* unity_realloc(void* oldMem, size_t size);
void  unity_free(void* mem);

/* You must compile with malloc replacement, as defined in unity_fixture_malloc_overrides.h */
void UnityMalloc_StartTest(void);
void UnityMalloc_EndTest(void);
void UnityMalloc_MakeMallocFailAfterCount(int countdown);

#ifdef __cplusplus
}
#endif

#endif
